Littelfuse KLLU-750 - Medium Voltage Fuse 750V AC (Class L Current-Limiting)

Littelfuse KLLU-750 is a medium voltage fuse designed for circuit protection in industrial power distribution systems. It features a 750V AC voltage rating and a Class L current-limiting design for high fault current interruption. The fuse has a robust 4.75-inch diameter construction with a single barrel configuration, meeting UL/ANSI standards for medium voltage applications. Its Class L rating ensures reliable protection for transformers, capacitors, and motor circuits in utility and industrial environments.

Key Features & Specifications

• Type: Medium voltage current-limiting fuse with sand-filled construction
• Voltage Rating: 750V AC
• Class Rating: L
• Diameter: 4.75 inches (120.65 mm)
• Barrels: 1
• Standards: UL/ANSI compliant
• Applications: Transformer protection, capacitor banks, motor circuits